VACUUM SWITCHING VALVE ON-VEHICLE INSPECTION


  1. INSPECT VACUUM SWITCHING VALVE


    1. A019KW0E02
      Text in Illustration
      *1 Body Ground

      Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 20°C (68°F) 37 to 44 Ω
      1 - Body ground Always 1 MΩ or higher
      2 - Body ground

      If the result is not as specified, replace the vacuum switching valve assembly.

    2. Check the vacuum switching valve operation.


      1. A019PADE03
        Text in Illustration
        *1 Port E
        *2 Air
        *3 Filter

        When vacuum is applied to port E, check that air is sucked into the filter.

        If the result is not as specified, replace the vacuum switching valve assembly.

      2. A019O9VE03
        Text in Illustration
        *1 Air
        *2 Port F
        *3 Port E

        Apply battery voltage across the terminals. When vacuum is applied to port F, check that air is sucked into port E.

        If the result is not as specified, replace the vacuum switching valve assembly.